Toyota RM787U, Руководство по обслуживанию и ремонту

Страница: 459 / 1976

I18646
Battery
FL MAIN
3
2B
2
7
1
R-B
R-W
B
E
2
1
3
D8
Diode
R-B
J7
J/C
11
113
O
Body ECU (In-
t e g r a t i o n
Relay)
HRLY
3
8
5
3A
W
MAIN
HEAD Relay
2
3
2K
R/B NO. 7
Engine Room J/B NO. 2
J/B NO. 3
J1 J/C
E
R-L
R-W
14
3A
7
1
4
2G
2 1
(*2) w/o Door Lock Control
(*1) w/ Door Lock Control
EE
6
(*1)
(*2)
R-L
R-B
Head light 7
7
W-B
B
5
3
DRL Relay
O
Daytime Running
Light Relay (Main)
B-L
EB1
- DIAGNOSTICS BODY CONTROL SYSTEM
DI-647
801
Author: Date:
2001 SIENNA (RM787U)
Headlight relay circuit
CIRCUIT DESCRIPTION
Head light relay will be ”ON” by operating the headlight switch. The transistor which activates the taillight
relay has two sorts: one activates directly by the headlight switch for fail safe and the other activates by CPU.
the one that activates by CPU has two systems and prevents the headlight from turning off at the time of
one system trouble in the automatic operation circuit.
WIRING DIAGRAM
DI6LN-03